40 mm Ball Bearing Block - Single, Swivel, Becket Track & Travellers The jib sheet is led

The jib sheet is led to a car which moves to leeward during the tack with no need to touch the sheet

The glass fibre reinforced polyamide composite construction ensures strength and durability even under high dynamic loads

they are only fixed at the ends

Length: 246 mm

The 40 mm sheave is supported by stainless steel ball bearings

40 mm Ball Bearing Block - Single, Swivel, Becket Track & Travellers The jib sheet is ledThe BBB40 Single Becket Swivel Block is a 40 mm ball bearing block designed for dynamic applications under medium loads. It features a swiveling shaft with swivel lock a plastic washer which is placed between block body and shackle for fixed 0 or 90 shackle position. The stainless steel ball bearings provide smooth rotation, while the glass fiber reinforced cheeks and Acetal bearing cage reduce friction. Ideal for moderate and dynamic loads with